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MM-008212-001, Rev. A
37
TG a
TG b
TG c
TG x
TG y
TG z
TG d
TG e
TG f
TG a
TG d
TG g
TG h
TG i
TG = Talk Group
Profile 1 Profile 2 Profile 3
Figure 8-3: Personality Structure Example
8.6.2 Talk Groups
A talk group represents a set of users that regularly need to communicate with one another. There can be
any number of authorized users assigned to a talk group. Talk groups are established and organized by the
OpenSky network administrator. An OpenSky talk group is similar to a channel within a conventional FM
radio system.
8.7 OPENSKY DISPLAY OVERVIEW
The 12-character x 3-line display shows the radio status. The first two lines of the display are text lines
that change in response to user interaction with the menu buttons. Status icons appear in the bottom line
(line 3) of the display (see Table 8-2).
8.7.1 Display’s Top Line
The display’s top line of text changes as the and buttons are pressed to scroll through the
available menu options (see Table 8-4). When the dwell display is present, the
selected talk group will be
displayed. Other information, such as alert messages will scroll across the top line of the display.
8.7.2 Display’s Second Line
The second line will display information such as active menu, login prompt, emergency status, and dwell
display messages as described in the following section.
8.7.3 Dwell Display
When not engaged in menu selection, the first two lines of the display default to the user-defined display,
known as the “dwell display.” The top line indicates the currently selected talk group. The second line
will display the currently selected profile, caller ID/alias
1
, received talk group, and current channel name.
Press the
button repeatedly to scroll through and view one of these second line options.
1
Alias is a logical ID name such as “J_Smith.” The name corresponds to a user ID such as 003-542-0001.